Job Title: Accounts Receivable Specialist Job Description We are seeking a detail-oriented and dependable Accounts Receivable Specialist to join our team. This role is responsible for managing customer invoicing, accounts receivable, and billing accuracy across multiple projects. The ideal candidate will have prior experience in a construction or skilled trade environment and a strong understanding of project-based billing, including progress billing, change orders, certified payroll, and union-related requirements. This position plays a critical role in maintaining accurate financial records, ensuring timely billing and collections, and supporting project and operations teams. Responsibilities + Prepare, review, and issue project-based invoices, including progress billing, milestone billing, and change orders + Manage accounts receivable and heavy collections efforts, including proactive outreach via phone and email, posting payments, tracking balances, and consistent follow-up + Build and maintain strong relationships with customers, AP contacts, and project stakeholders to improve payment timelines + Reconcile customer accounts and resolve billing discrepancies in a timely manner + Coordinate with Project Managers, Operations, and Accounting to ensure billing + aligns with contract terms and job progress + Maintain accurate billing records within the company’s accounting/ERP system + Assist with certified payroll documentation and reporting, as required + Support compliance with union requirements, prevailing wage documentation, and job cost tracking + Generate AR aging, billing, and collection reports for management + Ensure proper documentation is maintained for audits and internal reviews + Assist with month-end close activities related to billing and receivables Essential Skills + 2+ years of accounts receivable experience in a construction or general contracting/skilled trades industry. + Experience managing collections + Proficiency in project-based billing, AIA, milestone billing, and contracts. + Experience with pivot tables or vlookups/index match. + Knowledge of Sage ERP. Additional Skills & Qualifications + Sage ERP is a plus and their add-on for Billing is Connectwise. + Certified Payroll Reporting/prevailing wage experience. Work Environment Enjoy a close‑knit, family‑oriented workplace where employees are truly valued. The six‑person Accounting team offers hands‑on collaboration without limiting growth opportunities. Typical hours are 8–5 or 9–6, with occasional extra time during monthly deadlines. Benefits include healthcare, a competitive 401(k) match, generous PTO, career growth opportunities, and family‑friendly company events—plus weekly perks like Bagel Thursdays and catered lunches on Tuesdays. This position is moving extremely fast as this is an urgent need for the client. If interested, please send over your most up to date resume to ktrivigno @astoncarter.com along with your availability for a 10-minute phone call. Job Type & Location This is a Permanent position based out of Deer Park, NY. Pay and Benefits The pay range for this position is $60000.00 - $70000.00/yr. Medical, Dental, and Vision Coverage: We provide comprehensive healthcare benefits to keep you and your family healthy and secure. 401k with Matching: Plan for your future with our 401k program, featuring competitive company matching. Paid Time Off (Holiday/Vacation/Sick/Personal): Generous PTO to ensure a healthy work-life balance and time for relaxation and personal needs. Unlimited Growth Opportunities: We believe in fostering talent and providing opportunities for continuous professional growth. Family-Friendly Company Events & Outings: We host regular events and outings to foster a family-friendly atmosphere and build team camaraderie, like our Warehouse Jam Sessions and Holiday Parties! Bagel Thursdays & Tuesday Lunch Catering: Enjoy weekly treats with Bagel Thursdays and Tuesday Lunch catering at our offices! Caring Ownership: We believe in mutual dedication. If you're committed to Mason Technologies, we are equally committed to you. We prioritize the well-being of our employees and their families, ensuring a supportive and caring work environment. Workplace Type This is a fully onsite position in Deer Park,NY. Application Deadline This position is anticipated to close on Feb 19, 2026. About Aston Carter: Aston Carter provides world-class corporate talent solutions to thousands of clients across the globe. Specialized in accounting, finance, human resources, talent acquisition, procurement, supply chain and select administrative professions, we extend the capabilities of industry-leading companies. We draw on our deep recruiting expertise and expansive network to meet the evolving needs of our clients and talent community with agility and excellence. With offices across the U.S., Canada, Asia Pacific and Europe, Aston Carter serves many of the Fortune 500. We are proud to be a ClearlyRated Best of Staffing® double diamond winner for both client and talent service. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email astoncarteraccommodation@astoncarter.com (%20astoncarteraccommodation@astoncarter.com) for other accommodation options.